21002210011202 has 16 divisors (see below), whose sum is σ = 38121658508160. Its totient is φ = 8471479668288.

The previous prime is 21002210011141. The next prime is 21002210011229. The reversal of 21002210011202 is 20211001220012.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44122289702 + ... + 44122290177.

It is an arithmetic number, because the mean of its divisors is an integer number (2382603656760).

Almost surely, 2^{21002210011202} is an apocalyptic number.

21002210011202 is a deficient number, since it is larger than the sum of its proper divisors (17119448496958).

21002210011202 is a wasteful number, since it uses less digits than its factorization.

21002210011202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88244579905.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 21002210011202 its reverse (20211001220012), we get a palindrome (41213211231214).

The spelling of 21002210011202 in words is "twenty-one trillion, two billion, two hundred ten million, eleven thousand, two hundred two".